EATON TOWNSHIP, PENNSYLVANIA — A supermarket employee shot three co-workers dead before turning the gun on himself at a Weis Market in Pennsylvania on Thursday. <br /> <br />Gunman Randy Stair, 24, uploaded a video to social media before the killing, which suggested the murder-suicide was planned over a period of time. <br /> <br />Stair, who went by the name Andrew Blaze online, posted a lengthy video to YouTube just hours before the attack, saying it was his last production, <br /> <br />The video includes him loading a shotgun and images of the supermarket where he later went on a shooting rampage. <br /> <br />Stair spent the first 90 minutes of his shift blocking entrances and exits so that no one could escape from the supermarket, police said, according to ABC-affiliate WNEP. Once the preparation was done, Stair took out two pistol grip shotguns from a duffle bag and started shooting. <br /> <br />Stair fired more than 50 shots throughout the store, killing three of his co-workers. <br /> <br />He then turned the gun on himself and was later found dead of an apparent gunshot wound to the head. <br /> <br />In a chilling suicide note posted online, Stair said he was a girl trapped in a man’s body. He said he didn’t belong on this planet, needed to die, and would take down whoever he could with him.
